King of Hydra's

This creature enters the battle field with {x} +1/+1 counters on it.
Protection from colored spells, can not be countered, Trample, Reach.
Whenever this creature takes damage and does not die it doubles it's +1/+1 counters, It can block creatures equal to the number of +1/+1 counters on it.
When this creature dies put a 1/1 green snake creature token on to the battlefield for every +1/+1 counter on this creature.